> Didn't find a good number for India, where the article author lives. Kerala in India is among the places with the highest natural radioactivity: https://www.

> Didn't find a good number for India, where the article author lives. Kerala in India is among the places with the highest natural radioactivity: https://www.ias.ac.in/article/fulltext/jess/095/03/0397-0407 https://www.ias.ac.in/article/fulltext/jess/095/03/0397-0407